Home / 7,553.77-11,331.80-3,853.97

Finding the Fourth Proportional to 7,553.77, 11,331.80 and 3,853.97

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Solution

The fourth proportional to 7,553.77, 11,331.80 and 3,853.97 is: 5,781.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,553.77 : 11,331.80 = 3,853.97 : x
  2. Step 2: Convert to fraction form
    7,553.77/11,331.80 = 3,853.97/x
  3. Step 3: Cross multiply
    7,553.77x = 11,331.80 × 3,853.97
  4. Step 4: Simplify right side
    7,553.77x = 43,672,426.31
  5. Step 5: Solve for x
    x = 43,672,426.31/7,553.77
  6. Step 6: Final answer
    x = 5,781.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.